| Teams 1951 Monroe County 100 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 0 | Julian Buesink | Bill Rexford | Oldsmobile |
| 1 | Julian Buesink | Walt Sprague | Ford |
| 10 | Jim Fiebelkorn | Jim Fiebelkorn | Mercury |
| 14 | Frank Christian | Fonty Flock | Oldsmobile |
| 21 | Osiecki Racing | Jim Delaney | Mercury |
| 23 | Perry Smith | Frank Mundy | Studebaker |
| 25 | Don Rogalla | Dick Linder | Oldsmobile |
| 42 | Petty Enterprises | Lee Petty | Plymouth |
| 59 | Julian Buesink | Lloyd Moore | Ford |
| 81 | Pappy Hough | Pappy Hough | Ford |
| 92 | Thomas Racing | Herb Thomas | Plymouth |
| 93 | FRS Racing | Ted Chamberlain | Plymouth |